Triumph TR4 - GENERAL SPECIFICATION - ENGINE AND IGNITION; Engine and Ignition System Specifications

GENERAL
SPECIFICATION
GENERAL
SPECtr'ICATION
Engine
Number of cylinders
Bore of cylinders
(Special
Order)
Stroke of crankshaft
Piston
area
(Special
Order)
Cubic capacity
(Special
Order)
Compression ratio
Valve rocker clearances
-inlet
and
exhaust
Valve timing
(with
valve
rocker
clearances
set
at 0.0165')
(0.42
mm.)
Lubrication
@ngine)
Type
of pump
oi! filter
Fuel
System
Fuel
tank
C.arburettors
)d
4
3'386"
86
mm.
3'268"
83
mm.
3.622"
92 mm.
36
sq. in.
232
sq. cm.
33.5
sq. in.
216
sq. cm.
130 5 cu,
ins. 2138 c.c.
121.5
cu. ins.
l99l
c,c.
9 or
7;7
0.010"
(cold)
0.254 mm.
Inlet
and exhaust
valyes
to be equally
open
at T.D.C.
on the
exhaust stiokd.
Hobourn-Eaton.
Purolator.
A.C.
Delco or
Tecalenit
full flow
6lter
(replaceable
element).
Mounted
over
axle in front
ofluggage
comPartment.
Stromberg
175 CD
Needle
size
2 O
Ignition
System
Contact
breaker gap
Spark plugs-Type
GaP
Firing order
Ignition timing
Electrical
System
Type-Battery
TyP"
Control box
Generator
Chassis Data
Frame
Wheelbase
Track
:
Front
(Disc
Wheels)
Rear
(Disc
Wheels)
Front
(Wire
Whe€ls)
Rear
(Wire
Wheels)
Normal
road
use-Lodge
CNY.
High
Speed Touring-ilodge
HN.
Competition
Use-Lodge
2
HN.
Low Octane
Fuel-Lodge
CN.
0.015"
04mm.
0.025'
0'64
mm.
I
i 3:4 tz
4' B.T.D.C.
(basic
setting.
12 volt, 5l
amps. hr.
Model
BT. 9A.
Model
RB. 106-2.
Model
C40-1.
Channel ste€l
pressings
braced
with
a cruclorm
member.
1',
4'
4'
l',
4' O',
4'2',
4'1"
2 236
metres
1 245
metres
1.220
metres
1.270
merres
l'245
metres